74746433 has 4 divisors (see below), whose sum is σ = 79143300. Its totient is φ = 70349568.

The previous prime is 74746429. The next prime is 74746447. The reversal of 74746433 is 33464747.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33464747 = 23 ⋅1454989.

It can be written as a sum of positive squares in 2 ways, for example, as 47789569 + 26956864 = 6913^2 + 5192^2 .

It is a cyclic number.

It is not a de Polignac number, because 74746433 - 2² = 74746429 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74746493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2198408 + ... + 2198441.

It is an arithmetic number, because the mean of its divisors is an integer number (19785825).

Almost surely, 2^74746433 is an apocalyptic number.

It is an amenable number.

74746433 is a deficient number, since it is larger than the sum of its proper divisors (4396867).

74746433 is a wasteful number, since it uses less digits than its factorization.

74746433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396866.

The product of its digits is 169344, while the sum is 38.

The square root of 74746433 is about 8645.6019454981. The cubic root of 74746433 is about 421.2405367297.

The spelling of 74746433 in words is "seventy-four million, seven hundred forty-six thousand, four hundred thirty-three".